fix: post release permissions error (#1750)

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## PR Checklist

- [x] Addresses an existing open issue: fixes #1682
- [x] That issue was marked as [`status: accepting
prs`](https://github.com/JoshuaKGoldberg/create-typescript-app/issues?q=is%3Aopen+is%3Aissue+label%3A%22status%3A+accepting+prs%22)
- [x] Steps in
[CONTRIBUTING.md](https://github.com/JoshuaKGoldberg/create-typescript-app/blob/main/.github/CONTRIBUTING.md)
were taken

## Overview

<!-- Description of what is changed and how the code change does that.
-->
This PR applies the change suggested by @apexskier here to attempt to
fix post-release permissions:


apexskier/github-release-commenter#545 (comment)

.github/workflows/post-release.yml

@@ -25,3 +25,7 @@ on:
   release:
     types:
       - published
+
+permissions:
+  issues: write
+  pull-requests: write

src/next/blocks/blockReleaseIt.ts

@@ -31,6 +31,10 @@ export const blockReleaseIt = base.createBlock({
 									types: ["published"],
 								},
 							},
+							permissions: {
+								issues: "write",
+								"pull-requests": "write",
+							},
 							steps: [
 								{ uses: "actions/checkout@v4", with: { "fetch-depth": 0 } },
 								{

src/steps/writing/creation/dotGitHub/createWorkflows.test.ts

@@ -219,6 +219,10 @@ describe("createWorkflows", () => {
 			  release:
 			    types:
 			      - published
+
+			permissions:
+			  issues: write
+			  pull-requests: write
 			",
 			  "pr-review-requested.yml": "jobs:
 			  pr_review_requested:

src/steps/writing/creation/dotGitHub/createWorkflows.ts

@@ -153,6 +153,10 @@ export function createWorkflows(options: Options) {
 						types: ["published"],
 					},
 				},
+				permissions: {
+					issues: "write",
+					"pull-requests": "write",
+				},
 				steps: [
 					{ uses: "actions/checkout@v4", with: { "fetch-depth": 0 } },
 					{